Business 212: Business Statistics  /  Business Courses

Test Prep Plan - Take a practice test

Take this practice test to check your existing knowledge of the course material. We'll review your answers and create a Test Prep Plan for you based on your results.
How Test Prep Plans work
1
Answer 50 questions
Test your existing knowledge.
2
View your test results
Based on your results, we'll create a customized Test Prep Plan just for you!
3
Study smarter
Study more effectively: skip concepts you already know and focus on what you still need to learn.

Introduction to Business Statistics Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. An agency decides to conduct a survey on household incomes in their county. Let x = the household income. What type of variable is x?

Question 2 2. Which of the following is NOT a property of a random variable?

Question 3 3. What is information that is collected for analysis?

Question 4 4. What is data that is grouped in evenly distributed values and measured based on the group to which the variable is attributed?

Question 5 5. When data is visually displayed in a way that misleads from an accurate interpretation, what is it called?

Page 2

Question 6 6. Questions that encourage the answer the researcher expects are known as _____ questions.

Question 7 7. What is statistical estimation?

Question 8 8. Which two are examples of descriptive statistics?

Question 9 9. When you find a relationship in bivariate data, you are looking at a positive or a negative _____.

Question 10 10. A scientist is conducting an experiment on mice, seeing how their weight is affected by the volume of cheese they're given. What is the independent variable in this experiment, and why?

Page 3

Question 11 11. What does Six Sigma refer to?

Question 12 12. How are descriptive statistics used?

Question 13 13. Looking at the data listed under the Position variable, why would the Position variable be considered a nominal variable?

Question 14 14. Looking at the chart of qualitative variables below, what type of variable is 'Education'?

Question 15 15. A political group invites people in the local communities to participate in a survey about prayer in schools. This is an example of:

Page 4

Question 16 16. Why is it important to avoid a non-representative sample when conducting a survey?

Question 17 17. The plus symbol (+) and the equal sign (=) are considered what part of a formula?

Question 18 18. COUNT, SUM and AVERAGE are all examples of what element in a formula?

Question 19 19. Which is the type of computer software that limits the amount of computers on which it may be installed?

Question 20 20. Which of the following is not part of visual analytics?

Page 5

Question 21 21. Variables are collected in the form of data. What are the two major forms of data?

Question 22 22. Sheila is a baker experimenting with a cake recipe. Specifically, she is monitoring how changes in the volume of cream affect the moistness of the cake. What kind of variable is the volume of cream, and why?

Question 23 23. You conduct an experiment where you want to measure the number of rolls it takes to get two 6's in a row when you roll a fair six-sided die. State whether the random variable is discrete or continuous and give a summary of its values.

Question 24 24. The numbers on lacrosse jerseys are an example of _____ data.

Question 25 25. Sally Sue is filling out a survey about health and fitness. One question asks about her height and weight. She responds with her real height, but puts a weight that is ten pounds lighter than what she really weighs. What is this an example of, and why?

Page 6

Question 26 26. How do descriptive and inferential statistics differ?

Question 27 27. What type of data uses two sets of variables that can change and are compared to find relationships?

Question 28 28. What is an example of probability?

Question 29 29. Looking at the data given for the Rating variable, what type of variable is being used?

Question 30 30. In a survey, people on average responded that they floss seven times a week despite the fact that the actual averages are drastically lower. Which form of bias likely accounts for this discrepancy?

Introduction to Business Statistics Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Support